#pragma warning disable 108
using System;
using System.Runtime.InteropServices;
using System.Collections.Generic;
using Cephei;
using Cephei.Core;
using Cephei.Core.Generic;
using Microsoft.FSharp.Core;
using Cephei.QL.Times;
using Cephei.QL.Termstructures;
namespace Cephei.QL.Experimental.Volatility
{
    /// <summary> 
	/// ! This abstract class defines the interface of concrete Black at-the-money (no-smile) volatility curves which will be derived from this one.  Volatilities are assumed to be expressed on an annual basis.
	/// </summary>
    [Guid ("23197D05-36DD-4602-BE29-0CEB8AB9534E"),ComVisible(true)]
	public interface IBlackAtmVolCurve : Cephei.QL.Termstructures.IVolatilityTermStructure
	{
		///////////////////////////////////////////////////////////////
        // Methods
        //
        /// <summary> 
		/// 
		/// </summary>
		 Double AtmVariance(Double maturity, Microsoft.FSharp.Core.FSharpOption<Boolean> extrapolate);
        /// <summary> 
		/// 
		/// </summary>
		 Double AtmVariance(DateTime maturity, Microsoft.FSharp.Core.FSharpOption<Boolean> extrapolate);
        /// <summary> 
		/// 
		/// </summary>
		 Double AtmVariance(Cephei.QL.Times.IPeriod optionTenor, Microsoft.FSharp.Core.FSharpOption<Boolean> extrapolate);
        /// <summary> 
		/// 
		/// </summary>
		 Double AtmVol(Double maturity, Microsoft.FSharp.Core.FSharpOption<Boolean> extrapolate);
        /// <summary> 
		/// 
		/// </summary>
		 Double AtmVol(DateTime maturity, Microsoft.FSharp.Core.FSharpOption<Boolean> extrapolate);
        /// <summary> 
		/// 
		/// </summary>
		 Double AtmVol(Cephei.QL.Times.IPeriod optionTenor, Microsoft.FSharp.Core.FSharpOption<Boolean> extrapolate);
    }   

    /// <summary> 
	/// ! This abstract class defines the interface of concrete Black at-the-money (no-smile) volatility curves which will be derived from this one.  Volatilities are assumed to be expressed on an annual basis. Factory
	/// </summary>
   	[ComVisible(true)]
    public interface IBlackAtmVolCurve_Factory 
    {
        ///////////////////////////////////////////////////////////////
        // Factory methods
        //
    }
}

